Hoʻoheheʻe ʻia ma ʻAmelika

ʻO ka mold he ʻelua mau mea nui, ʻo ka injection mold (A plate) a me ka ejector mold (B plate).Ua kapa ʻia kēia mau ʻāpana he molder a moldmaker.Hoʻokomo ka resin plastik i ka ʻōpala ma o ka sprue a i ʻole ka puka i loko o ka pahu injection;ʻO ka sprue bushing e hoʻopaʻa paʻa i ka nozzle o ka pahu injection o ka mīkini hoʻoheheʻe ʻia a e ʻae i ka plastic i hoʻoheheʻe ʻia e kahe mai ka barela i loko o ka ʻōpala, ʻike ʻia hoʻi ʻo ka lua.Hoʻopuka ka sprue bushing i ka plastic i hoʻoheheʻe ʻia i ka cavity img ma o nā kahawai i mīkini ʻia i nā maka o nā papa A a me B.Hāʻawi kēia mau kahawai i ka plastic e holo pū me lākou, no laila ua kapa ʻia lākou he mau kukini.Kahe ka plastic i hooheheeia ma o ka mea kukini a komo i hookahi a oi mau puka kūikawā a i loko o ka geometry lua e hana i ka mahele i makemakeia.